Malicious PDF — malware analysis report

Static analysis result for SHA-256 a17fc75de4de9f99…

MALICIOUS

PDF

136.3 KB Created: 2022-07-05 18:53:22 +00:00 Authoring application: alejaem (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: 4810da9d3f4fd45cea7619bc44077cf0 SHA-1: 89346e4bb025296e687e3550b8ed74a24ebb8057 SHA-256: a17fc75de4de9f997ae3b118818190998623f60515dcaecf9a22760b20028560
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 User Execution: Malicious File

The PDF document contains a large number of external links, many of which appear to be part of a link farm designed to distribute SEO-optimized content. One critical heuristic identified a link farm with 15 external PDF links, suggesting a malicious intent to redirect users to potentially harmful sites. The primary IOC is the URL http://lehmanbrotherbankruptcy.com/arralist/deliberate/..., which is likely a staging point for further malicious activity.

Machine Learning

  • Nyx PDF Classifier clean score 0.0050

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://lehmanbrotherbankruptcy.com/arralist/deliberate/ZG93bmxvYWR8ZUY4TldWbU1ueDhNVFkxTnpBek5qSXlNM3g4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA/lavelle/?ostracizing=RmlmYSAyMgRml&perceptions=breakfasts
    • http://findmallorca.com/fifa-22-serial-key-free-download-for-pc/
    • https://melhoreslivros.online/fifa-22-updated-2022/
    • https://sinhgadroad.com/advert/fifa-22-key-generator-serial-key-mac-win-april-2022/
    • https://likesmeet.com/upload/files/2022/07/nPw3doiUXI46xDdu5WAE_05_0bd9b54cd3a663f43a5a7ff0db90a27f_file.pdf
    • https://arteshantalnails.com/2022/07/05/fifa-22-serial-number-2022-latest/
    • https://www.acc.be/sites/default/files/webform/winobelv194.pdf
    • https://ebs.co.zw/advert/fifa-22-product-key-and-xforce-keygen-download-mac-win/
    • https://balloonites.com/wp-content/uploads/2022/07/Fifa_22_Crack_Mega__Download_X64_Latest_2022.pdf
    • https://intrepidmx.com/wp-content/uploads/2022/07/Fifa_22-1.pdf
    • http://berlin-property-partner.com/?p=30073
    • http://www.2el3byazici.com/?p=27815
    • https://workplace.vidcloud.io/social/upload/files/2022/07/OmBslRpdqvdvChqpbohY_05_0bd9b54cd3a663f43a5a7ff0db90a27f_file.pdf
    • https://fotofables.com/fifa-22-keygen-with-license-code/
    • https://socialagora.xyz/upload/files/2022/07/7Bh8gT19eOPyst1E1mL9_05_0bd9b54cd3a663f43a5a7ff0db90a27f_file.pdf
    • https://kireeste.com/fifa-22-install-crack-free-license-key-free-latest-2022/
    • https://ubiz.chat/upload/files/2022/07/WTuDjRNAkYOpFU1EmuEJ_05_0bd9b54cd3a663f43a5a7ff0db90a27f_file.pdf
    • https://www.merexpression.com/upload/files/2022/07/3SpKnDo2FrmuDnVN3NsB_05_0bd9b54cd3a663f43a5a7ff0db90a27f_file.pdf
    • https://extremesound.ru/fifa-22-crack-activation-code-with-keygen-download-2022-latest/
    • https://hanffreunde-braunschweig.de/fifa-22-crack-full-version-for-pc-2022-new/
    • https://sinhgadroad.com/advert/fifa-22-key-generator-serial-key-mac-win-
    • https://likesmeet.com/upload/files/2022/07/nPw3doiUXI46xDdu5WAE_05_0bd
    • https://ebs.co.zw/advert/fifa-22-product-key-and-xforce-keygen-download-
    • https://balloonites.com/wp-content/uploads/2022/07/Fifa_22_Crack_Mega__Do
    • https://workplace.vidcloud.io/social/upload/files/2022/07/OmBslRpdqvdvChqp
    • https://socialagora.xyz/upload/files/2022/07/7Bh8gT19eOPyst1E1mL9_05_0bd
    • https://ubiz.chat/upload/files/2022/07/WTuDjRNAkYOpFU1EmuEJ_05_0bd9b54
    • https://www.merexpression.com/upload/files/2022/07/3SpKnDo2FrmuDnVN3N
    • https://extremesound.ru/fifa-22-crack-activation-code-with-keygen-
    • https://hanffreunde-braunschweig.de/fifa-22-crack-full-version-for-
    • https://finance.uw.edu/sfs/sites/default/files/webform/larklans29.pdf
    • http://www.tcpdf.org
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://www.aiim.org/pdfa/ns/extension/
    • http://www.aiim.org/pdfa/ns/schema#
    • http://www.aiim.org/pdfa/ns/property#
    • http://www.aiim.org/pdfa/ns/id/